4547393049 has 4 divisors (see below), whose sum is σ = 6063190736. Its totient is φ = 3031595364.

The previous prime is 4547393029. The next prime is 4547393143. The reversal of 4547393049 is 9403937454.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4547393049 - 2⁵ = 4547393017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4547392989 and 4547393007.

It is not an unprimeable number, because it can be changed into a prime (4547393029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 757898839 + ... + 757898844.

It is an arithmetic number, because the mean of its divisors is an integer number (1515797684).

Almost surely, 2^4547393049 is an apocalyptic number.

It is an amenable number.

4547393049 is a deficient number, since it is larger than the sum of its proper divisors (1515797687).

4547393049 is a wasteful number, since it uses less digits than its factorization.

4547393049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515797686.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The square root of 4547393049 is about 67434.3610409411. The cubic root of 4547393049 is about 1656.7392623831.

The spelling of 4547393049 in words is "four billion, five hundred forty-seven million, three hundred ninety-three thousand, forty-nine".